2.7

M2.7 Earthquake 63 km W of Petrolia, CA — October 31, 2026

2026-10-31 23:21:44 UTC (3 hours ago) · approx. 3:21 PM UTC-8 local

MagnitudeM2.7(md)
Time23:21 UTC≈ 3:21 PM UTC-8
Depth-0.2 kmshallow crustal
Coordinates40.347°, -125.033°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 40.35°, -125.03°

Earthquake Details

Magnitude
2.7 md
Depth
-0.2 km
shallow crustal
Location
40.3475°N
-125.0325°E

Technical Information

Event ID
nc75460612
Event Type
earthquake
Status
Automatic
Significance
112
Stations Used
35
Azimuthal Gap
266.0°
Min Station Distance
0.531°
RMS Residual
0.28 sec
Last Updated
2026-11-01 00:12:20 UTC

Nearby Earthquakes (Last 7 Days)

2.9
27 km WSW of Westley, CA
9 hours ago · 2.4 km deep
2.9
29 km W of Petrolia, CA
1 day ago · 12.9 km deep
2.7
2 km NE of Pacifica, CA
3 days ago · 6.5 km deep
4.0
10 km N of Lake Pillsbury, CA
3 days ago · 11.6 km deep
2.8
236 km W of Ferndale, California
4 days ago · 10.0 km deep
2.6
14 km E of Seven Trees, CA
4 days ago · 6.8 km deep
2.5
4 km SE of Aromas, CA
5 days ago · 4.8 km deep

Actions

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Understanding This Data

Magnitude 2.7 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75460612). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, October 31, 2026). M2.7 Earthquake 63 km W of Petrolia, CA — October 31, 2026. Retrieved November 1, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75460612/